Troubleshooting Chart - Sharp CD-MPX100E Operation Manual

Troubleshooting chart

Many potential problems can be resolved by the owner without call-
ing a service technician.
If something is wrong with this product, check the following before
calling your authorised SHARP dealer or service centre.
I General
Symptom
G The clock is not set to the G Did a power failure occur? Reset
correct time. the clock. (Refer to page 13.)
G When a button is pressed, G Set this unit to the power stand-
the unit does not respond. by mode and then turn it back on.
G If the unit still malfunctions, reset
it. (Refer to page 32.)
G No sound is heard. G Is the volume level set to "0"?
G Are the headphones connected?
G Are the speaker wires discon-
nected?
I CD player
Symptom
G Playback does not start. G Is the disc loaded upside down?
G Playback stops in the G Does the disc satisfy the stan-
middle or is not performed dards?
properly.
G Is the disc distorted or
scratched?
G Playback sounds are G Is the unit located near excessive
skipped, or stopped in the vibrations?
middle of a track.
G Is the disc very dirty?
G Has condensation formed inside
the unit?
I Tuner
G The radio makes unusual
noises continuously.
Possible cause
I Cassette deck
G Cannot record.
G Cannot record tracks with
proper sound quality.
G Cannot erase completely.
G Sound skipping.
Possible cause
G Cannot hear treble.
G Sound fluctuation.
G Cannot remove the tape.
Symptom Possible cause
G Is the unit placed near the TV or
computer?
G Is the FM aerial or AM loop aerial
placed properly? Move the aerial
away from the AC power lead if
it's located nearby.
Symptom Possible cause
G Is the erase-prevention tab
removed?
G Is it a normal tape? (You cannot
record on a metal or CrO tape.)
G Is there slack in the tape?
G Is the tape stretched?
G Are the capstans, pinch rollers,
or heads dirty?
G If a power failure occurs during
playback, the heads remain
engaged with the tape. Do not
open the compartment with
great force.
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